public Select::isPrepared() Indicates

public Truncate::compiled() File

SQLite implementation of \Drupal\Core\Database\Query\Select

SelectExtender::isNotNull($field) Sets

public SelectInterface::execute()

abstract public Schema::renameTable($table, $new_name)

abstract public Schema::dropUniqueKey($table, $name) Drop

MySQL implementation of \D

abstract public Schema::getFieldTypeMap() Returns

public SelectInterface::havingIsNull($field)